QUESTION $1[25]$

a$.$ UML statecharts and activity diagrams are based on a similar notation. They have, however, a completely different meaning. With the aid of diagrams, compare and contrast these two

$[25]$

dynamic modeling diagrams

QUESTION $2[25]$

a$.$ Explain the incremental approach to tescing represented by the sequence: unit $($module$)$ test; integration test; system test; acceptance test.

$[20]$

b$.$ How much testing should be done before installing a system